diff --git a/plugins/callback/cgroup_perf_recap.py b/plugins/callback/cgroup_perf_recap.py
index 6721a03..58a4f37 100644
--- a/plugins/callback/cgroup_perf_recap.py
+++ b/plugins/callback/cgroup_perf_recap.py
@@ -141,8 +141,7 @@ from abc import ABCMeta, abstractmethod
 
 from functools import partial
 
-from ansible.module_utils._text import to_bytes, to_text
-from ansible.module_utils.six import with_metaclass
+from ansible.module_utils.common.text.converters import to_bytes, to_text
 from ansible.parsing.ajson import AnsibleJSONEncoder
 from ansible.plugins.callback import CallbackBase
 
@@ -158,7 +157,7 @@ def dict_fromkeys(keys, default=None):
     return d
 
 
-class BaseProf(with_metaclass(ABCMeta, threading.Thread)):
+class BaseProf(threading.Thread, metaclass=ABCMeta):
     def __init__(self, path, obj=None, writer=None):
         threading.Thread.__init__(self)  # pylint: disable=non-parent-init-called
         self.obj = obj
diff --git a/tests/sanity/ignore-2.21.txt b/tests/sanity/ignore-2.21.txt
index 2abdfc0..a261578 100644
--- a/tests/sanity/ignore-2.21.txt
+++ b/tests/sanity/ignore-2.21.txt
@@ -1,5 +1,4 @@
 tests/utils/shippable/timing.py shebang
-plugins/callback/cgroup_perf_recap.py pylint:ansible-bad-import-from
 plugins/modules/sysctl.py pylint:ansible-bad-import-from
 plugins/shell/csh.py pylint:ansible-bad-import-from
 plugins/shell/fish.py pylint:ansible-bad-import-from